[PATCH 3/6] toolsoftrade: Use nbsp in front of single letter variable

[Akira Yokosawa <akiyks@gmail.com>]

From 415ec82df62f29b0901b124c6991f05117432835 Mon Sep 17 00:00:00 2001
From: Akira Yokosawa <akiyks@gmail.com>
Date: Fri, 6 Mar 2020 00:18:34 +0900
Subject: [PATCH 3/6] toolsoftrade: Use nbsp in front of single letter variable

Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
---
 toolsoftrade/toolsoftrade.tex | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/toolsoftrade/toolsoftrade.tex b/toolsoftrade/toolsoftrade.tex
index 01529a0c..79d6c2cd 100644
--- a/toolsoftrade/toolsoftrade.tex
+++ b/toolsoftrade/toolsoftrade.tex
@@ -681,7 +681,7 @@ values of \co{x} stored by \co{lock_writer()}.
 \QuickQuiz{}
 	Wait a minute here!!!
 	Listing~\ref{lst:toolsoftrade:Demonstration of Same Exclusive Lock}
-	didn't initialize shared variable \co{x},
+	didn't initialize shared variable~\co{x},
 	so why does it need to be initialized in
 	Listing~\ref{lst:toolsoftrade:Demonstration of Different Exclusive Locks}?
 \QuickQuizAnswer{
@@ -689,11 +689,10 @@ values of \co{x} stored by \co{lock_writer()}.
 	Listing~\ref{lst:toolsoftrade:Demonstration of Exclusive Locks}.
 	Because the code in
 	Listing~\ref{lst:toolsoftrade:Demonstration of Same Exclusive Lock}
-	ran first, it could rely on the compile-time initialization of
-	\co{x}.
+	ran first, it could rely on the compile-time initialization of~\co{x}.
 	The code in
 	Listing~\ref{lst:toolsoftrade:Demonstration of Different Exclusive Locks}
-	ran next, so it had to re-initialize \co{x}.
+	ran next, so it had to re-initialize~\co{x}.
 } \QuickQuizEnd
 
 Although there is quite a bit more to POSIX exclusive locking, these
-- 
2.17.1